Why would they (or him) delete this comment? "HOLY MOTHER OF GOD - the new coronavirus is a 3.8!!! How bad is that reproductive R0 value? It is thermonuclear p

Why would they (or him) delete this comment? "HOLY MOTHER OF GOD - the new coronavirus is a 3.8!!! How bad is that reproductive R0 value? It is thermonuclear pandemic level bad - never seen an actual virality coefficient outside of Twitter in my entire career. I’m not exaggerating... #WuhanCoronovirus #CoronavirusOutbreak" Jan. 25, 2020 Twitted by Eric Feigl-Ding @DrEricDing Epidemiologist | Health Economist | Senior Fellow @FAScientists | PH scientist @Harvard | Harvard ‘07 J.Hopkins ‘04 | NYT-featwhistleblower | #COVID19 Updates